121363920

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{2081}}^1$

素因数の和:2112

約数の個数: 140

約数和(自身を含む): 423266436

約数和(自身を除く): 301902516

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2081, 2160, 2430, 2916, 3240, 3645, 3888, 4162, 4860, 5832, 6243, 6480, 7290, 8324, 9720, 10405, 11664, 12486, 14580, 16648, 18729, 19440, 20810, 24972, 29160, 31215, 33296, 37458, 41620, 49944, 56187, 58320, 62430, 74916, 83240, 93645, 99888, 112374, 124860, 149832, 166480, 168561, 187290, 224748, 249720, 280935, 299664, 337122, 374580, 449496, 499440, 505683, 561870, 674244, 749160, 842805, 898992, 1011366, 1123740, 1348488, 1498320, 1517049, 1685610, 2022732, 2247480, 2528415, 2696976, 3034098, 3371220, 4045464, 4494960, 5056830, 6068196, 6742440, 7585245, 8090928, 10113660, 12136392, 13484880, 15170490, 20227320, 24272784, 30340980, 40454640, 60681960, 121363920]

約数ペア:

[(1, 121363920), (2, 60681960), (3, 40454640), (4, 30340980), (5, 24272784), (6, 20227320), (8, 15170490), (9, 13484880), (10, 12136392), (12, 10113660), (15, 8090928), (16, 7585245), (18, 6742440), (20, 6068196), (24, 5056830), (27, 4494960), (30, 4045464), (36, 3371220), (40, 3034098), (45, 2696976), (48, 2528415), (54, 2247480), (60, 2022732), (72, 1685610), (80, 1517049), (81, 1498320), (90, 1348488), (108, 1123740), (120, 1011366), (135, 898992), (144, 842805), (162, 749160), (180, 674244), (216, 561870), (240, 505683), (243, 499440), (270, 449496), (324, 374580), (360, 337122), (405, 299664), (432, 280935), (486, 249720), (540, 224748), (648, 187290), (720, 168561), (729, 166480), (810, 149832), (972, 124860), (1080, 112374), (1215, 99888), (1296, 93645), (1458, 83240), (1620, 74916), (1944, 62430), (2081, 58320), (2160, 56187), (2430, 49944), (2916, 41620), (3240, 37458), (3645, 33296), (3888, 31215), (4162, 29160), (4860, 24972), (5832, 20810), (6243, 19440), (6480, 18729), (7290, 16648), (8324, 14580), (9720, 12486), (10405, 11664)]